./test

lcov --capture --directory ./ --output-file cov.info --rc lcov_branch_coverage=1 --exclude '*/13/*'  --exclude '*/usr/*'

genhtml cov.info --title '覆盖率信息' -o ./result/ --show-details --function-coverage --branch-coverage  --legend --highlight --demangle-cpp

sed -i 's/sans-serif/consolas/' ./result/gcov.css
sed -i 's/monospace/consolas/' ./result/gcov.css